Highlight Selected Text (CSS)

Dummy metadata to satisfy Stylus (JS not supported)

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

/* ==UserStyle==
@name         Highlight Selected Text (CSS)
@namespace    greasyfork-highlight-selected-text
@version      1.0.0
@description  Dummy metadata to satisfy Stylus (JS not supported)
@license      MIT
@preprocessor default
@var text locale "Locale" "en"
==/UserStyle== */

/* ⚠️ UserCSS KHÔNG CHẠY JAVASCRIPT
   Script highlight bằng phím tắt sẽ KHÔNG hoạt động */

(function () {
    'use strict';

    function highlightSelection() {
        const selection = window.getSelection();

        if (!selection || selection.rangeCount === 0) return;

        const range = selection.getRangeAt(0);
        if (range.collapsed) return;

        const span = document.createElement('span');
        span.style.backgroundColor = 'yellow';

        try {
            range.surroundContents(span);
            selection.removeAllRanges();
        } catch (e) {
            console.warn('Unable to highlight selection:', e);
        }
    }

    document.addEventListener('keydown', function (e) {
        if (e.ctrlKey && e.shiftKey && e.key.toLowerCase() === 'h') {
            highlightSelection();
        }
    });
})();